#
# Copyright (c) 2022-2025, NVIDIA CORPORATION.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#


try:
    from nvtx import annotate
except ImportError:

    from contextlib import contextmanager

    @contextmanager
    def annotate(*args, **kwargs):
        if len(kwargs) == 0 and len(args) == 1 and callable(args[0]):
            return args[0]
        else:

            def inner(func):
                return func

            return inner
